Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 40 by rounding each number to the nearest 10: ______
- Estimate 59 + 41 by rounding each number to the nearest 10: ______
- Estimate 43 − 48 by rounding each number to the nearest 10: ______
- Estimate 59 − 61 by rounding each number to the nearest 10: ______
- Estimate 63 − 70 by rounding each number to the nearest 10: ______
- Estimate 41 − 22 by rounding each number to the nearest 10: ______
- Estimate 74 − 28 by rounding each number to the nearest 10: ______
- Estimate 67 − 29 by rounding each number to the nearest 10: ______
- Estimate 32 − 47 by rounding each number to the nearest 10: ______
- Estimate 72 + 39 by rounding each number to the nearest 10: ______
- Estimate 43 + 26 by rounding each number to the nearest 10: ______
- Estimate 22 − 26 by rounding each number to the nearest 10: ______
- Estimate 29 − 25 by rounding each number to the nearest 10: ______
- Estimate 28 − 79 by rounding each number to the nearest 10: ______
- Estimate 80 + 40 by rounding each number to the nearest 10: ______
- Estimate 52 − 79 by rounding each number to the nearest 10: ______
- Estimate 72 + 69 by rounding each number to the nearest 10: ______
- Estimate 25 − 39 by rounding each number to the nearest 10: ______
- Estimate 60 + 54 by rounding each number to the nearest 10: ______
- Estimate 31 + 44 by rounding each number to the nearest 10: ______